C / C++ / MFC

//Inclue files for libraries
#include <stdlib.h>
#include <ctype.h>
#include <iostream>
#include <fstream>
#include <iostream>
#include <iomanip>
#include <ctime> 
#include <string>
#include <stdio.h>
#include <map>
#include <algorithm>

using namespace std;

map <string, int> m1;
string tokenizeReturnFirst(const string& str,const char& delimiters)
{
    string token;

    // skip delimiters at beginning.
    string::size_type lastPos = str.find_first_not_of(delimiters, 0);

    // find first "non-delimiter".
    string::size_type pos = str.find_first_of(delimiters, lastPos);
    if( pos!=string::npos)
    {
        token = str.substr(lastPos, pos - lastPos);
    }
    else
    {
        token = str;
    }


    return token;
}


int main()
{
        m1.insert(map <string, int> :: const_iterator::value_type("cd",0));        
        m1.insert(map <string, int> :: const_iterator::value_type("dir",0));        
        m1.insert(map <string, int> :: const_iterator::value_type("pwd",0));        
        m1.insert(map <string, int> :: const_iterator::value_type("echo",0));        
        m1.insert(map <string, int> :: const_iterator::value_type("help",0));        
        m1.insert(map <string, int> :: const_iterator::value_type("quit",0));        
        map <string, int> :: const_iterator m1_AcIter, m1_RcIter;
    typedef pair <string, int> Int_Pair;
    ifstream ifile( "test.bat");
    if ( ifile.fail() )
    {
        fprintf(stderr, "Cannot open %s\n", "output_file");
        return 0;
    }

    while (!ifile.eof())
    {
        string data_string ;
        getline(ifile,data_string);
        string command = tokenizeReturnFirst(data_string,string::value_type(' '));
        //std::transform( command.begin(), command.end(), command.begin(), ::tolower );
        cout<<"Searched string - "<<command <<endl;
        m1_AcIter   = m1.find(command);
        if(!command.empty())        
        {
            if(m1_AcIter  == m1.end())
            {
                cout<<"Didn't find unix command - "<< data_string<<endl ;
            }
            else
            { 
                cout<<"SYSTEM - "<< data_string.c_str()<<endl;
                system(data_string.c_str());
            }
        }
    }
    return 0;
}

<br />
ls<br />
pwd<br />
echo<br />
aaa<br />
quit 

<br />
Searched string - ls<br />
Didn't find unix command - ls<br />
Searched string - pwd<br />
Didn't find unix command - pwd<br />
Searched string - echo<br />
Didn't find unix command - echo<br />
Searched string - aaa<br />
Didn't find unix command - aaa<br />
Searched string - quit<br />
Didn't find unix command - quit<br />
Searched string - 

if (*data_string.rbegin() == '\r')
   data_string.erase(data_string.length()-1);

ls,/code>, it works. I know, I've just run it on OS X, which is a Unix... <br />
<br />
<div class="ForumSig">Java, Basic, who cares - it's all a bunch of tree-hugging hippy cr*p</div>